獲取隱含參數信息

getparadesp語句

set line 302
col name format a40
col value for a25
select
                                                x.ksppinm name,
                                                y.ksppstvl value,
                                                y.ksppstdf isdfault,
                                                decode(bitand(y.ksppstvf,7),1,'MODIFIED',4,'SYSTEM_MOD','FALSE') ismod,
                                                decode(bitand(y.ksppstvf,2),2,'TRUE','FALSE') ISADJ
from
                                sys.x$ksppi x,
                                sys.x$ksppcv y
where
                                x.inst_id=userenv('Instance') and
                                y.inst_id=userenv('Instance') and
                                x.indx=y.indx and
                                x.ksppinm like '%_&par%'
order by
                                translate(x.ksppinm,'_','')
/

用例：

SQL> @getpardesp.sql
Enter value for par: lru
old    14:                                x.ksppinm like '%_&par%'
new    14:                                x.ksppinm like '%_lru%'

NAME                                                                         VALUE                                         ISDFAULT    ISMOD            ISADJ
---------------------------------------- ------------------------- --------- ---------- -----
_simulator_lru_rebalance_thresh                    10240                                         TRUE            FALSE            FALSE
_simulator_lru_rebalance_sizthr                    2                                                 TRUE            FALSE            FALSE
_gc_global_lru                                                     AUTO                                            TRUE            FALSE            FALSE
_db_block_lru_latches                                        128                                             TRUE            FALSE            FALSE
_simulator_lru_scan_count                                8                                                 TRUE            FALSE            FALSE

Elapsed: 00:00:00.03
SQL>